The Isuzu 4JB1 Overhaul Rebuild Kit for Bobcat 1213, 843, and 853 loaders includes all essential components required to restore your 2.8L diesel engine to peak performance.
Built to OEM specifications, this kit ensures precise fitment, durability, and optimal engine sealing, making it an ideal solution for complete engine restoration or preventive maintenance.
Each component is made from high-strength materials to withstand heavy-duty industrial and construction use. Perfect for users looking to rebuild a worn or low-compression engine while improving efficiency, reliability, and service life.
Key Features:
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Designed for Isuzu 4JB1 2.8L diesel engines
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Compatible with Bobcat 1213, 843, and 853 loaders
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Includes complete set of rebuild components (pistons, liners, rings, bearings, gaskets, seals, etc.)
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OEM-quality construction ensures durability and perfect fit
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Restores compression and reduces oil consumption
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Improves fuel efficiency and overall engine performance
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High-temperature and corrosion-resistant materials
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Suitable for professional and industrial applications
Compatible Applications:
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Engine Model: Isuzu 4JB1 (2.8L Diesel)
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OEM Reference: 4JB1
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Vehicle / Machine Models: Bobcat 1213, 843, 853 Loaders
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Applications: Construction, Excavation, Industrial Equipment
Frequently Asked Questions (FAQ)
What is included in this overhaul rebuild kit?
The kit typically includes pistons, piston rings, cylinder liners, crankshaft bearings, thrust washers, a full gasket set, and all required seals and O-rings.
Which engines are compatible with this rebuild kit?
This kit is specifically designed for the Isuzu 4JB1 2.8L diesel engine, commonly used in Bobcat 1213, 843, and 853 loaders.
Does this rebuild kit meet OEM standards?
Yes, all components meet or exceed OEM manufacturing standards to ensure quality and durability.
Can I install this rebuild kit myself?
Professional installation is recommended, but experienced mechanics can perform the rebuild with proper tools and service manuals.
How often should I rebuild my Isuzu 4JB1 engine?
Engine rebuilds are typically recommended after significant wear, loss of compression, or at around 200,000–250,000 km, depending on operating conditions.
Overhaul Rebuild Kit for Isuzu 4JB1 2.8L Engine Bobcat 1213 843 853 Loaders
Engine Model: ISUZU 4JB1 Engine
Machine Model: BOBCAT
Application: 84385312139602000
OEM Numbers:5-87311-082-0, 8-94247-861-2, 8-94247861-2, 8-94332-326-0, 5873110820, 8942478612, 8942478612, 8943323260




